InSight Peers Deep Below the Surface on Mars
The InSight lander has been on Mars, gathering data for a thousand days now, working to give us a better understanding of the planet’s interior. It’s at Elysium Planitia, the second largest volcanic region on Mars. A newly-published paper based on seismic data from the lander shows something unexpected underground: a layer of sediment sandwiched between layers of lava flows.
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